6448722612 has 48 divisors (see below), whose sum is σ = 15708252672. Its totient is φ = 2055196000.

The previous prime is 6448722601. The next prime is 6448722629. The reversal of 6448722612 is 2162278446.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 893683 + ... + 900869.

It is an arithmetic number, because the mean of its divisors is an integer number (327255264).

Almost surely, 2^6448722612 is an apocalyptic number.

It is an amenable number.

6448722612 is an abundant number, since it is smaller than the sum of its proper divisors (9259530060).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6448722612 is a wasteful number, since it uses less digits than its factorization.

6448722612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10468 (or 10466 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 6448722612 is about 80303.9389569403. The cubic root of 6448722612 is about 1861.3350930183.

The spelling of 6448722612 in words is "six billion, four hundred forty-eight million, seven hundred twenty-two thousand, six hundred twelve".